STM32F302K8U6，integrated circuit embedded microcontroller stmicroelectronics parcel tray Core processor Arm cortex -M4 Magnetic core volume 32-bit single core speed 72 MHz Connectivity CANbus、I C、IrDA、LINbus、SPI、UART/USART、USB ancillary equipment DMA、I S、POR、PWM、WDT Input quantity Twenty-four Program memory size 64KB (64K x 8) Program memory type glitter EEPROM size - RAM size 16K x 8 Power supply voltage (Vcc/Vdd) 2V ~ 3.6V data converter a/D 8x 12 b； 1x12b D/A document Oscillator type internal Working temperature -40 degrees Celsius to 85 degrees Celsius Installation type Surface adhesion mode Package/box 32-UFQFN exposed pad Supplier package 32-UFQFPN (5x5)